From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from rellim.com (rellim.com [IPv6:2001:470:e815::19]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 3BA123B29E for ; Sat, 12 Feb 2022 13:36:12 -0500 (EST) Received: from spidey.rellim.com (rellim.com [IPv6:2001:470:e815::19]) by rellim.com (Postfix) with ESMTPSA id 5B613200050 for ; Sat, 12 Feb 2022 10:36:11 -0800 (PST) Date: Sat, 12 Feb 2022 10:36:10 -0800 From: "Gary E. Miller" To: starlink@lists.bufferbloat.net Message-ID: <20220212103610.576e44b1@spidey.rellim.com> In-Reply-To: References: Organization: Rellim X-Mailer: Claws Mail 3.18.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/oPNjjPPMYfX6hbaxGi2rmjd"; protocol="application/pgp-signature"; micalg=pgp-sha512 Subject: Re: [Starlink] saving ship 20 X-BeenThere: starlink@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Starlink has bufferbloat. Bad." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Feb 2022 18:36:12 -0000 --Sig_/oPNjjPPMYfX6hbaxGi2rmjd Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Yo Dave! On Sat, 12 Feb 2022 09:01:50 -0800 Dave Taht wrote: > (is there a good email list for spacex, rather than starlink stuff? > I'm really not into twitter, reddit, etc) >=20 > After watching elon musk's presentation thursday night I was struck by > the symbolism of ship 20 behind him and wondering why the planned > flight was to attempt a splashdown at the end. I agree this is not the place, but if not, where? > I could think of a more leapfrog-like approach where they left it in > orbit, to analyze the effects of a longer term stay there, testing > restarts, or vacuum welding problems on the engines, using as a > agena-like target for rendezvous maneuvers, trying out repairing or > replacing various parts... It is very hard to inspecct a booster in space. One of the big wins for the returnable rocket has been the after action failure analysis. You can see all the things the almost screwed the mission, Then improve them for the next one. And, as we have seen many times, getting back in one piece is the hardest part to get right. > Do they not have enough thrust, even with an empty payload bay, to > stay up there? I'm sure they do, but to stay up they would need a course corrction or two. > Is there a dummy payload planned? I was thinking of one of bigalow's > demo inflatable habs, and along that rathole was, why not just cut a > hole in the side and spray in insulation... Maybe another Tesla? RGDS GARY --------------------------------------------------------------------------- Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703 gem@rellim.com Tel:+1 541 382 8588 Veritas liberabit vos. -- Quid est veritas? "If you can't measure it, you can't improve it." - Lord Kelvin --Sig_/oPNjjPPMYfX6hbaxGi2rmjd Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIzBAEBCgAdFiEEDImNR/2vUKZZKLG0LmvF3i7oaj4FAmIH/hsACgkQLmvF3i7o aj6LHRAAqwpWLHa0b/zO1P1TJPUiUJj/m2M2jO1aIuDB27Gc186RWdqaDzXiqBU/ k5PqYunhifqGmxPBGdqHWaSBE0cIvoWfcUF9amiZgTPMJzhp2+OeFhKhSAnGoeSX f0p1o0maxz1n8u7XIvSHxEJq9rBvH31CVbz/DUjp01kVCRFYJ6WIj4WNQxuwdbyN STlSUFeDXaDGY/A7rT0+p1gZDBPA1DTe36yP1d+zzV3dsUY2+swainSLIPsnruxs 83gm0jEgnxrBdWdepVtMeqGSISdVC/kRoxdKLzAF8fpRvv3p84cRVsGMfR31C9qb bZmsei0zslIXXZ8mm9cm8lyYUkfZ57m/5uyrnMo4hDQFdTXAilQRxFHMCfGhzMK6 ilaKAW3NBf4JEXqIzjz+q+79OI6b09csvkA5DTIgzozNieylMkhjKnRCDdSSZHrn Jc0SbPg2yLRYwawOS0LY5LCc9Md0cQjibeo3KK9B17D+5f53uvBNOAfBNKhYiawq 7dhlHNbJ3jLV+6nVemZ8u8N0dI8/hBepbzHYY1qD+WFGkb1ZCDWnAUC8LC4wJ6Wz tWy/WZSk5rLL2L9mxdplUzKXsDNAecrxrsn3+jgTw0vLDM/Rd2N9scswgcTc70n6 9hng+SWPeJNKr5MNVB+IkeTp7Fga0BNo62gwCme8gmD2zhElz8M= =qUgm -----END PGP SIGNATURE----- --Sig_/oPNjjPPMYfX6hbaxGi2rmjd--